MR. WILLIAM CALVIN JACKSON
NPI 1154625671
Counselor - Mental Health in Spring Valley, CA
NPI Status: Active since December 23, 2010
Contact Information
3845 SPRING DR
SPRING VALLEY, CA
ZIP 91977
Phone: (619) 797-1090
Fax: (619) 797-1091
- Individual
- Male
- Counselor
- Mental Health
About WILLIAM JACKSON
This page provides the complete NPI Profile along with additional information for William Jackson, a provider established in Spring Valley, California with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1154625671 assigned on December 2010. The practitioner's primary taxonomy code is 101YM0800X. The provider is registered as an individual and his NPI record was last updated 15 years ago.
- NPI
- 1154625671
- Provider Name
- MR. WILLIAM CALVIN JACKSON
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 3845 SPRING DR SPRING VALLEY, CA 91977
- Location Phone
- (619) 797-1090
- Location Fax
- (619) 797-1091
- Mailing Address
- 3845 SPRING DR SPRING VALLEY, CA 91977
- Mailing Phone
- (619) 797-1090
- Mailing Fax
- (619) 797-1091
- Is Sole Proprietor?
- No
- Enumeration Date
- 12-23-2010
- Last Update Date
- 12-23-2010
- Code Navigator
A mental health counselor like William Jackson provides treatment to individuals, families, couples, and groups for mental and emotional health issues and relationship problems. Mental health counselors treat clients with a variety of conditions, including anxiety, depression, grief, low self-esteem, stress, and suicidal impulses.
Location Map
Specialty - Primary Taxonomy
The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.
- Classification
Counselor Mental Health
- Taxonomy Code
- 101YM0800X
- Type
- Behavioral Health & Social Service Providers
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NPI NPI Number Validation
How NPI Validation Works
The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.
To verify the NPI 1154625671, we treat the final digit (1) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 49. The final step is to find the difference between that total and the next multiple of ten (50 - 49 = 1).
Digit-by-digit view
Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.
Step 1: Double every other digit from the right
Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 49 is 50. The difference is the calculated check digit.
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The following 20 providers are registered at the same or a nearby location.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1154625671, enumerated as an "individual" on December 23, 2010.
The provider is located at 3845 SPRING DR SPRING VALLEY, CA 91977 and the phone number is (619) 797-1090.
Counselor with taxonomy code 101YM0800X and a focus in Mental Health.
